1143112241 has 2 divisors, whose sum is σ = 1143112242. Its totient is φ = 1143112240.

The previous prime is 1143112237. The next prime is 1143112253. The reversal of 1143112241 is 1422113411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 614296225 + 528816016 = 24785^2 + 22996^2 .

It is a cyclic number.

It is not a de Polignac number, because 1143112241 - 2² = 1143112237 is a prime.

It is not a weakly prime, because it can be changed into another prime (1143112291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571556120 + 571556121.

It is an arithmetic number, because the mean of its divisors is an integer number (571556121).

Almost surely, 2^1143112241 is an apocalyptic number.

It is an amenable number.

1143112241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143112241 is an equidigital number, since it uses as much as digits as its factorization.

1143112241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 192, while the sum is 20.

The square root of 1143112241 is about 33809.9429310373. The cubic root of 1143112241 is about 1045.5937015365.

Adding to 1143112241 its reverse (1422113411), we get a palindrome (2565225652).

The spelling of 1143112241 in words is "one billion, one hundred forty-three million, one hundred twelve thousand, two hundred forty-one".